229 Answered Questions for the topic astronomy
Identify and explain what type of solar event has just been described. Are the dangers from this solar event more likely to damage satellites, ground-based power grids, and/or unprotected astronauts.
Independence Day Movie Question
What is the luminosity of this star?
If light takes millions of years to reach us
What is an Astronist?
Examine the force of gravity between the two cases below
The mutual gravitational attraction between two masses in space is 524 Newtons. What is the new gravitational force between these masses if the distance between them is increased by a factor of 8.1?
Mutual gravitational attraction between two masses in space is 4,170 Newtons. What is the new gravitational force between these masses if the distance changes from 864 kilometers to 371 kilometers?
An astronaut weighs 198 pounds in his spacesuit when weighed on Earth. What would this astronaut weigh on a planet whose mass is 3.8 Earth masses and whose radius is 1.3 Earth radii?
You have discovered the planet Zoltron. It is 16.0 times farther from the Sun than Earth (16.0 AU). How long does it take this planet to go once around the Sun?
why can't we attach messages to moving stars that will eventually leave the system
Surface of the sun
White Holes mistaken for Quasars??
In a paragraph, explain the life cycle of (i) a white dwarf, (ii) a neutron star, and (iii) ablack hole. You should cover every stage.
Astronomy Help With Question
A star produces a continuous spectrum from its what?
Calculate redshift of a Galaxy using recession velocity and distance
Flux of sunlight on Earth
Is it possible for two black holes to collide perfectly?
What happens to a star when its binary star goes supernova?
How large does a star need to be for its supernova to produce element 115
distance from the sun in 47 years